<template>
  <div class="main">
    <a-row>
      <a-col :span="12">
        <img :src="require('@/assets/login-left.png')" style="width: 330px;height: 296px;">
      </a-col>
      <a-col :span="12" style="padding-left:15px;">
        <a-form
          id="formLogin"
          class="user-layout-login"
          ref="formLogin"
          :form="form"
          @submit="handleSubmit"
        >
          <h2 style="font-weight: bold;margin-bottom: 20px;margin-left: 12px;">曙光医疗管理系统</h2>
          <a-form-item v-if="tenantOpen">
            <a-select
              style="width: 100%"
              size="large"
              placeholder="请选择租户"
              v-decorator="['tenantCode', {rules: [{ required: true, message: '请选择租户！' }]}]" >
              <a-select-option v-for="(item,index) in tenantsList" :key="index" :value="item.code" >{{ item.name }}</a-select-option>
            </a-select>
          </a-form-item>

          <a-form-item >
            <a-input
              style="height: 42px;"
              size="large"
              type="text"
              placeholder="账号"
              v-decorator="['account',{ rules: [{ required: true, message: '请输入帐户名' }, { validator: handleUsernameOrEmail }], validateTrigger: 'change'}]"
            >
              <a-icon  slot="prefix" type="user" :style="{fontSize:'20px' ,color: 'rgba(0,0,0,.25)'}"/>
            </a-input>
            <div style="height: 1px;background: #F0F2F5;margin: 0 12px;"></div>
          </a-form-item>
          <a-form-item style="margin-bottom:0px">
            <a-input
              style="height: 42px;"
              size="large"
              type="password"
              autocomplete="false"
              placeholder="密码"
              v-decorator="[ 'password',{rules: [{ required: true, message: '请输入密码' }], validateTrigger: 'blur'}]"
            >
              <a-icon slot="prefix" type="lock" :style="{fontSize:'20px' , color: 'rgba(0,0,0,.25)' }"/>
            </a-input>
            <div style="height: 1px;background: #F0F2F5;margin: 0 12px;"></div>
          </a-form-item>

          <a-form-item style="padding: 0;margin:0 0 0 12px;">
            <a-checkbox v-decorator="['rememberMe', { valuePropName: 'checked' }]">自动登录</a-checkbox>
          </a-form-item>
          <a-form-item style="margin-top:25px">
            <a-button
              style="width: 93%;margin: 0 12px;"
              size="large"
              type="primary"
              htmlType="submit"
              class="login-button"
              :loading="state.loginBtn"
              :disabled="state.loginBtn"
            >确定</a-button>
          </a-form-item>
        </a-form>
      </a-col>
    </a-row>
  </div>
</template>
<script>
import TwoStepCaptcha from '@/components/tools/TwoStepCaptcha'
import {mapActions} from 'vuex'
import {tenantListTenants} from '@/api/modular/tenant/tenantInfoManage'
import {getCaptchaOpen, getSmsCaptcha, getTenantOpen} from '@/api/modular/system/loginManage'
import Verify from '@/components/verifition/Verify'

export default {
    components: {
      TwoStepCaptcha,
      Verify
    },
    data () {
      var captchaTypeValue = 'clickWord'
      var min = 0
      var max = 100
      var random = Math.floor(Math.random() * (max - min)) + min

      if (random % 2 === 0) {
        captchaTypeValue = 'blockPuzzle'
      }
      if (random % 2 === 1) {
        captchaTypeValue = 'clickWord'
      }
      return {
        customActiveKey: 'tab1',
        loginBtn: false,
        // login type: 0 email, 1 username, 2 telephone
        loginType: 0,
        isLoginError: false,
        requiredTwoStepCaptcha: false,
        stepCaptchaVisible: false,
        form: this.$form.createForm(this),
        state: {
          time: 60,
          loginBtn: false,
          // login type: 0 email, 1 username, 2 telephone
          loginType: 0,
          smsSendBtn: false
        },
        accountLoginErrMsg: '',
        tenantOpen: false,
        captchaOpen: false, // 是否开启验证码
        tenantsList: [],
        loginParams: [], // 登录参数
        captchaType: captchaTypeValue
      }
    },
    watch:{  
      $route(){   
           setTimeout(()=>{
              this.state.loginBtn=false
           },500)      
      },
    },
    created () {
      this.getTenantOpen()
      this.getCaptchaOpen()
    },
    methods: {
      ...mapActions(['Login', 'Logout', 'dictTypeData']),
      /**
       * 获取验证码开关
       */
      getCaptchaOpen () {
        getCaptchaOpen().then((res) => {
          if (res.success) {
            this.captchaOpen = res.data
          }
        })
      },
      /**
       * 获取租户开关并取得租户列表
       */
      getTenantOpen () {
        getTenantOpen().then((res) => {
          if (res.success) {
            this.tenantOpen = res.data
            if (res.data) {
              tenantListTenants().then((res) => {
                this.tenantsList = res.data
              })
            }
          }
        })
      },
      // handler
      handleUsernameOrEmail (rule, value, callback) {
        const { state } = this
        const regex = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+((\.[a-zA-Z0-9_-]{2,3}){1,2})$/
        if (regex.test(value)) {
          state.loginType = 0
        } else {
          state.loginType = 1
        }
        callback()
      },
      handleTabClick (key) {
        this.isLoginError = false
        this.customActiveKey = key
        // this.form.resetFields()
      },
      handleSubmit (e) {
        e.preventDefault()
        const {
          form: { validateFields },
          state,
          customActiveKey,
          Login
        } = this

      
        const validateFieldsKey = customActiveKey === 'tab1' ? ['account', 'password'] : ['mobile', 'captcha']
        if (this.tenantOpen) {
          validateFieldsKey.push('tenantCode')
        }

        if(!state.loginBtn){
          state.loginBtn = true
          validateFields(validateFieldsKey, { force: true }, (err, values) => {
          this.loginParams = values
          if (!err) {
            // 是否开启验证码
            if (this.captchaOpen) {
              this.$refs.verify.show()

              state.loginBtn = false
              return
            }
            const loginParams = { ...values }
            delete loginParams.account
            // loginParams[state.loginType !== 0 ? 'email' : 'account'] = values.account
            loginParams['account'] = values.account
            loginParams.password = values.password
            if (this.tenantOpen) {
              loginParams.tenantCode = values.tenantCode
            }
            Login(loginParams)
              .then((res) => this.loginSuccess(res))
              .catch(err => {
                  this.requestFailed(err)
                  state.loginBtn=false
                  this.$message.info(err)
              })
              .finally(() => {
              })
          } else {
            setTimeout(() => {
              state.loginBtn = false
            }, 600)
          }
        })
        }
      },
      /**
       * 获取验证码
       */
      verifySuccess(params) {
        this.loginParams.code = params.captchaVerification
        this.Login(this.loginParams).then((res) => this.loginSuccess(res))
          .catch(err => this.requestFailed(err))
          .finally(() => {
            this.state.loginBtn = false
          })
      },
      getCaptcha (e) {
        e.preventDefault()
        const { form: { validateFields }, state } = this

        validateFields(['mobile'], { force: true }, (err, values) => {
          if (!err) {
            state.smsSendBtn = true

            const interval = window.setInterval(() => {
              if (state.time-- <= 0) {
                state.time = 60
                state.smsSendBtn = false
                window.clearInterval(interval)
              }
            }, 1000)

            const hide = this.$message.loading('验证码发送中..', 0)
            getSmsCaptcha({ mobile: values.mobile }).then(res => {
              setTimeout(hide, 2500)
              this.$notification['success']({
                message: '提示',
                description: '验证码获取成功，您的验证码为：' + res.result.captcha,
                duration: 8
              })
            }).catch(err => {
              setTimeout(hide, 1)
              clearInterval(interval)
              state.time = 60
              state.smsSendBtn = false
              this.requestFailed(err)
            })
          }
        })
      },
      stepCaptchaSuccess () {
        this.loginSuccess()
      },
      stepCaptchaCancel () {
        this.Logout().then(() => {
          this.loginBtn = false
          this.stepCaptchaVisible = false
        })
      },
      loginSuccess (res) {
        this.$router.push({ path: '/' })
        // 加载字典所有字典到缓存中
        this.dictTypeData().then((res) => { })
      },
      requestFailed (err) {
        this.accountLoginErrMsg = err
        this.isLoginError = true
      }
    }
  }
</script>

<style lang="less" scoped>
  .user-layout-login {
    label {
      font-size: 14px;
    }

    .getCaptcha {
      display: block;
      width: 100%;
      height: 40px;
    }

    .forge-password {
      font-size: 14px;
    }

    button.login-button {
      padding: 0 15px;
      font-size: 16px;
      height: 40px;
      width: 100%;
    }

    .user-login-other {
      text-align: left;
      margin-top: 24px;
      line-height: 22px;

      .item-icon {
        font-size: 24px;
        color: rgba(0, 0, 0, 0.2);
        margin-left: 16px;
        vertical-align: middle;
        cursor: pointer;
        transition: color 0.3s;

        &:hover {
          color: #1890ff;
        }
      }

      .register {
        float: right;
      }
    }
  }
/deep/  .ant-form-item{
  margin-bottom: 12px !important;
}
/deep/  .ant-input-affix-wrapper .ant-input{
  border: none;
}
/deep/ .ant-input-affix-wrapper .ant-input:not(:first-child){
  padding-left: 40px;
}
/deep/.ant-form-explain, .ant-form-extra {
  margin-top: 2px;
  margin-left: 36px;
}
</style>
